Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
developpement en » developpement et, developpement des, developpement de
4.1 information » 3.1 information, 2.1 information, 6.1 information
information 2.7 » information 2.2, information 3.2, information 1.2
a developpement » au developpement, de developpement, le developpement
technology 4.1 » technology 3.1, technology 2.1, technology 1
2.7 factors » 2.2 factors, 2.3 factors, 2.1 factors
networks a » networks 1

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology 4.1 information 2.7 factors _ communications networks a developpement en afrique.*.